/*
Theme Name: ShopTheme
Theme URI: https://shop.local
Author: Custom
Description: Minimalistischer Shop – Light/Dark, Mobile First, SEO-optimiert
Version: 1.0
License: GPL-2.0-or-later
Text Domain: shoptheme
*/

/* =============================================
   CSS CUSTOM PROPERTIES (Light Mode Default)
============================================= */
:root {
  --color-bg:        #fbfaf7;
  --color-surface:   #ffffff;
  --color-muted:     #f1eee8;
  --color-text:      #151515;
  --color-soft-text: #65615a;
  --color-border:    #d8d1c4;
  --color-btn-bg:    #ffffff;
  --color-btn-text:  #151515;
  --color-btn-hover-bg:   #151515;
  --color-btn-hover-text: #ffffff;
  --shadow-soft:     0 18px 42px rgba(33, 29, 24, 0.08);
  --font-base:       system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-size-base:  1rem;
  --font-size-lg:    1.25rem;
  --font-size-xl:    1.75rem;
  --spacing-xs:      0.5rem;
  --spacing-sm:      1rem;
  --spacing-md:      1.5rem;
  --spacing-lg:      2.5rem;
  --radius:          4px;
  --transition:      0.2s ease;
  --grid-cols:       1;
  --card-img-height: 180px;
}

/* =============================================
   DARK MODE
============================================= */
@media (prefers-color-scheme: dark) {
  :root {
    --color-bg:        #111111;
    --color-surface:   #181818;
    --color-muted:     #232323;
    --color-text:      #f7f4ef;
    --color-soft-text: #bbb4aa;
    --color-border:    #36322d;
    --color-btn-bg:    #181818;
    --color-btn-text:  #f7f4ef;
    --color-btn-hover-bg:   #f7f4ef;
    --color-btn-hover-text: #111111;
    --shadow-soft:     0 18px 42px rgba(0, 0, 0, 0.28);
  }
}

/* Manual dark mode toggle class */
body.dark-mode {
  --color-bg:        #111111;
  --color-surface:   #181818;
  --color-muted:     #232323;
  --color-text:      #f7f4ef;
  --color-soft-text: #bbb4aa;
  --color-border:    #36322d;
  --color-btn-bg:    #181818;
  --color-btn-text:  #f7f4ef;
  --color-btn-hover-bg:   #f7f4ef;
  --color-btn-hover-text: #111111;
  --shadow-soft:     0 18px 42px rgba(0, 0, 0, 0.28);
}

body.light-mode {
  --color-bg:        #fbfaf7;
  --color-surface:   #ffffff;
  --color-muted:     #f1eee8;
  --color-text:      #151515;
  --color-soft-text: #65615a;
  --color-border:    #d8d1c4;
  --color-btn-bg:    #ffffff;
  --color-btn-text:  #151515;
  --color-btn-hover-bg:   #151515;
  --color-btn-hover-text: #ffffff;
  --shadow-soft:     0 18px 42px rgba(33, 29, 24, 0.08);
}

/* =============================================
   RESET & BASE
============================================= */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  line-height: 1.6;
  transition: background-color var(--transition), color var(--transition);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(21, 21, 21, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(21, 21, 21, 0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent 62%);
}

a {
  color: var(--color-text);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

/* =============================================
   LAYOUT WRAPPER
============================================= */
.site-wrapper {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.site-main {
  flex: 1;
  padding: 3rem 0 4rem;
}

/* =============================================
   HEADER
============================================= */
.site-header {
  border-bottom: 1px solid rgba(120, 111, 98, 0.28);
  position: sticky;
  top: 0;
  background-color: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(18px);
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0.85rem 0;
  gap: 1rem;
}

.site-header__logo {
  flex: 1;
  font-size: var(--font-size-lg);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-header__logo a {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.site-header__logo-img {
  width: min(190px, 52vw);
  height: auto;
}

body.dark-mode .site-header__logo-img {
  filter: invert(1);
}

@media (prefers-color-scheme: dark) {
  body:not(.light-mode) .site-header__logo-img {
    filter: invert(1);
  }
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

/* =============================================
   NAVIGATION
============================================= */
.site-nav {
  display: none;
}

.site-nav--open {
  display: block;
  position: fixed;
  inset: 0;
  background-color: var(--color-bg);
  z-index: 200;
  padding: var(--spacing-lg) var(--spacing-sm);
}

.site-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.site-nav__item a {
  font-size: var(--font-size-lg);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
  display: block;
  padding-bottom: var(--spacing-xs);
}

.site-nav__close {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
}

/* Tablet + Desktop nav */
@media (min-width: 768px) {
  .site-nav {
    display: flex;
    position: static;
    background: none;
    padding: 0;
  }

  .site-nav__list {
    flex-direction: row;
    gap: var(--spacing-md);
  }

  .site-nav__item a {
    font-size: var(--font-size-base);
    border: 0;
    padding: 0.55rem 0.75rem;
    min-height: 2.4rem;
    border-radius: 999px;
    display: inline-flex;
    align-items: center;
    transition: background-color var(--transition), color var(--transition);
  }

  .site-nav__item a:hover {
    background-color: var(--color-btn-hover-bg);
    color: var(--color-btn-hover-text);
    text-decoration: none;
  }

  .site-nav__close {
    display: none !important;
  }

  /* Hamburger hidden on tablet + desktop */
  .nav-toggle,
  button.nav-toggle {
    display: none !important;
  }

  /* Mobile-only nav items hidden on desktop */
  .site-nav__item--mobile-only {
    display: none !important;
  }
}

/* Mobile: hide cart + konto from header, show only in hamburger */
@media (max-width: 767px) {
  .cart-icon,
  .site-header__account {
    display: none !important;
  }

  .site-nav__item--mobile-only {
    display: list-item;
  }
}

/* =============================================
   BUTTONS
============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.5rem 1rem;
  min-height: 2.5rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-btn-bg);
  color: var(--color-btn-text);
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  cursor: pointer;
  border-radius: 999px;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
  text-decoration: none;
}

.btn:hover {
  background-color: var(--color-btn-hover-bg);
  color: var(--color-btn-hover-text);
  text-decoration: none;
  transform: translateY(-1px);
}

.btn--icon {
  padding: 0.5rem;
  min-width: 2.5rem;
  min-height: 2.5rem;
}

.btn--full {
  width: 100%;
}

/* =============================================
   CART ICON
============================================= */
.cart-icon {
  position: relative;
}

.cart-icon__badge {
  position: absolute;
  top: -6px;
  right: -6px;
  background-color: var(--color-text);
  color: var(--color-bg);
  font-size: 0.7rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}

/* =============================================
   DARK MODE TOGGLE
============================================= */
.darkmode-toggle {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  cursor: pointer;
  padding: 0.5rem;
  min-height: 2.5rem;
  min-width: 2.5rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-family: var(--font-base);
  transition: background-color var(--transition), color var(--transition);
}

.darkmode-toggle:hover {
  background-color: var(--color-btn-hover-bg);
  color: var(--color-btn-hover-text);
}

/* =============================================
   HAMBURGER MENU
============================================= */
.nav-toggle {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  cursor: pointer;
  padding: 0.4rem 0.7rem;
  border-radius: var(--radius);
  font-size: 1.2rem;
  line-height: 1;
}

/* =============================================
   HERO / PAGE TITLE
============================================= */
.page-hero {
  padding: 3rem 0 2rem;
  border-bottom: 0;
  margin-bottom: 2rem;
}

.page-hero__title {
  font-size: clamp(2rem, 5vw, 4.4rem);
  font-weight: 780;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.page-hero__subtitle {
  margin-top: var(--spacing-xs);
  color: var(--color-soft-text);
  max-width: 42rem;
}

/* =============================================
   CATEGORY FILTER
============================================= */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
}

.category-filter__btn {
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-border);
  background: var(--color-btn-bg);
  color: var(--color-btn-text);
  cursor: pointer;
  border-radius: 999px;
  font-family: var(--font-base);
  font-size: 0.9rem;
  transition: background-color var(--transition), color var(--transition);
}

.category-filter__btn:hover,
.category-filter__btn--active {
  background-color: var(--color-btn-hover-bg);
  color: var(--color-btn-hover-text);
}

/* =============================================
   PRODUCT GRID
============================================= */
.product-grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-cols), 1fr);
  gap: 1.25rem;
}

@media (min-width: 480px) {
  :root { --grid-cols: 2; --card-img-height: 160px; }
}

@media (min-width: 768px) {
  :root { --grid-cols: 3; --card-img-height: 170px; }
}

@media (min-width: 1100px) {
  :root { --grid-cols: 4; --card-img-height: 180px; }
}

/* =============================================
   PRODUCT CARD
============================================= */
.product-card {
  border: 1px solid rgba(120, 111, 98, 0.28);
  background: var(--color-surface);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition), transform var(--transition), border-color var(--transition);
}

.product-card:hover {
  border-color: rgba(21, 21, 21, 0.36);
  box-shadow: var(--shadow-soft);
  transform: translateY(-3px);
}

.product-card__image-wrap {
  height: var(--card-img-height);
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-muted);
}

.product-card__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-card__image-wrap img {
  transform: scale(1.04);
}

.product-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  opacity: 0.1;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 10px,
    rgba(128,128,128,0.04) 10px,
    rgba(128,128,128,0.04) 20px
  );
}

.product-card__body {
  padding: var(--spacing-sm);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  flex: 1;
}

.product-card__category {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-soft-text);
}

.product-card__title {
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.3;
}

.product-card__title a {
  text-decoration: none;
}

.product-card__title a:hover {
  text-decoration: underline;
}

.product-card__description {
  font-size: 0.875rem;
  color: var(--color-soft-text);
  line-height: 1.4;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm) var(--spacing-sm);
  border-top: 1px solid rgba(120, 111, 98, 0.22);
}

.product-card__price {
  font-size: var(--font-size-lg);
  font-weight: 700;
}

/* =============================================
   SINGLE PRODUCT
============================================= */
.single-product {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .single-product {
    grid-template-columns: 1fr 1fr;
  }
}

.single-product__image-wrap {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  aspect-ratio: 1 / 1;
  overflow: hidden;
}

.single-product__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.single-product__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.single-product__category {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.6;
}

.single-product__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.single-product__price {
  font-size: 1.5rem;
  font-weight: 700;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-xs) 0;
}

.single-product__description {
  line-height: 1.7;
  opacity: 0.85;
}

.single-product__qty-wrap {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.qty-input {
  width: 4rem;
  padding: 0.5rem;
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  color: var(--color-text);
  text-align: center;
  font-size: var(--font-size-base);
  border-radius: var(--radius);
}

/* =============================================
   CART
============================================= */
.cart-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--spacing-lg);
}

.cart-table th,
.cart-table td {
  padding: var(--spacing-sm);
  border-bottom: 1px solid var(--color-border);
  text-align: left;
}

.cart-table th {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cart-table__product-name {
  font-weight: 600;
}

.cart-table__remove {
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  font-size: 1.1rem;
  opacity: 0.5;
  transition: opacity var(--transition);
}

.cart-table__remove:hover {
  opacity: 1;
}

.cart-summary {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  max-width: 360px;
  margin-left: auto;
}

.cart-summary__row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--color-border);
}

.cart-summary__row:last-child {
  border-bottom: none;
  font-weight: 700;
  font-size: var(--font-size-lg);
}

/* =============================================
   FORMS (Login / Register)
============================================= */
.auth-page {
  max-width: 440px;
  margin: 0 auto;
}

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-lg);
}

.auth-tabs__btn {
  flex: 1;
  padding: var(--spacing-sm);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--color-text);
  cursor: pointer;
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  font-weight: 600;
  transition: border-color var(--transition);
  margin-bottom: -1px;
}

.auth-tabs__btn--active {
  border-bottom-color: var(--color-border);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.auth-form__group {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.auth-form__label {
  font-size: 0.875rem;
  font-weight: 500;
}

.auth-form__input {
  padding: 0.65rem var(--spacing-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-base);
  font-size: var(--font-size-base);
  border-radius: var(--radius);
  transition: outline var(--transition);
}

.auth-form__input:focus {
  outline: 2px solid var(--color-border);
  outline-offset: 1px;
}

.auth-form__error {
  font-size: 0.85rem;
  border: 1px solid var(--color-border);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius);
}

/* =============================================
   MESSAGES / NOTICES
============================================= */
.notice {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: var(--spacing-md);
  font-size: 0.9rem;
}

.page-content {
  max-width: 760px;
  color: var(--color-text);
}

.page-content h2,
.page-content h3 {
  margin: 2rem 0 0.75rem;
  line-height: 1.1;
}

.page-content p,
.page-content ul,
.page-content ol {
  margin-bottom: 1rem;
  color: var(--color-soft-text);
}

/* =============================================
   EMPTY STATE
============================================= */
.empty-state {
  text-align: center;
  padding: var(--spacing-lg) 0;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}

.empty-state__icon {
  font-size: 3rem;
  opacity: 0.2;
  margin-bottom: var(--spacing-sm);
}

.empty-state__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* =============================================
   FOOTER
============================================= */
.site-footer {
  border-top: 1px solid rgba(120, 111, 98, 0.28);
  background: var(--color-surface);
  padding: var(--spacing-lg) 0;
  margin-top: auto;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .site-footer__inner {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.site-footer__brand {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.site-footer__tagline {
  opacity: 0.6;
  font-size: 0.875rem;
}

.site-footer__heading {
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.site-footer__links a {
  font-size: 0.875rem;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.site-footer__links a:hover {
  opacity: 1;
  text-decoration: none;
}

.site-footer__bottom {
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-sm);
  font-size: 0.8rem;
  opacity: 0.5;
  text-align: center;
}

/* =============================================
   BREADCRUMB
============================================= */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  font-size: 0.85rem;
  margin-bottom: var(--spacing-md);
  opacity: 0.7;
}

.breadcrumb__separator {
  opacity: 0.4;
}

/* =============================================
   PAGINATION
============================================= */
.pagination {
  display: flex;
  gap: var(--spacing-xs);
  justify-content: center;
  margin-top: var(--spacing-lg);
}

.pagination__btn {
  min-width: 2.5rem;
  min-height: 2.5rem;
}

/* =============================================
   SKIP LINK (Accessibility)
============================================= */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-text);
  color: var(--color-bg);
  padding: 0.5rem 1rem;
  z-index: 9999;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

/* =============================================
   UTILITY
============================================= */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* =============================================
   HERO (Startseite)
============================================= */
.hero {
  display: grid;
  align-items: end;
  min-height: min(68vh, 680px);
  padding: clamp(4rem, 12vw, 8rem) 0 3rem;
}

.hero__inner {
  text-align: left;
  max-width: 760px;
}

.hero__title {
  font-size: clamp(3rem, 9vw, 7.8rem);
  font-weight: 780;
  letter-spacing: -0.055em;
  line-height: 0.88;
  margin-bottom: var(--spacing-sm);
}

.hero__text {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  color: var(--color-soft-text);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
}

.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
  border-color: var(--color-text);
  padding: 0.85rem 1.6rem;
  font-size: var(--font-size-base);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.btn--primary:hover {
  background: transparent;
  color: var(--color-text);
}